MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics reveal it functions as a link farm, directing users to multiple compromised WordPress sites and disposable hosting domains. This pattern suggests an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160af9d4f36f9a---91211758476.pdf In PDF document text
- https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/8554e7aa54e2e2fca1724bb95e410d2b/puzufexokitarafokuwugobig.pdfIn PDF document text
- https://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f2623bb37f---279497055.pdfIn PDF document text
- http://flemingdecal.com/uploads/assets/file/nelamewawi.pdfIn PDF document text
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/161241462e6ace---83588303810.pdfIn PDF document text
- http://somersetcountybar.org/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/retunivapas.pdfIn PDF document text
- http://uk-finansist.ru/userfiles/file/68530441842.pdfIn PDF document text
- https://www.web2business.pt/wp-content/plugins/formcraft/file-upload/server/content/files/1608326a7c60c5---bawomomi.pdfIn PDF document text
- http://tvtamminhphat.com/uploads/userfiles/file/35592881641.pdfIn PDF document text
- http://kkslavicin.cz/sites/default/files/file/lenitatasaveroxejuxiz.pdfIn PDF document text
- http://g-shocktou.com/user_file/file/37349842363.pdfIn PDF document text
- https://ventadeterrenosurbanos.com/userfiles/file/67460900364.pdfIn PDF document text
- http://korytnica.net/data/files/2098239588.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a83cf4e2f8d---sekusovunimoduf.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16123803034df2---bimojefibuliwenu.pdfIn PDF document text
- http://naturalfurnish.com/userfiles/file/75696644078.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/118768e94ddb73c98a1d21641bd79bb3/ratuwuvasapazaliponedas.pdfIn PDF document text
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/b07bed71c757ae1fe0b8feabadae675c/pabelagebad.pdfIn PDF document text
- http://le-bouquet.be/userfiles/files/53352456780.pdfIn PDF document text
- http://biomehl.com/images/content/files/98455717038.pdfIn PDF document text
- http://promador.pl/userfiles/file/semufezidirujidugemade.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/ure66f9f7jb6ciiicieu1n2t47/juwewilidejekujowi.pdfIn PDF document text
- https://higher-reason.com/wp-content/plugins/super-forms/uploads/php/files/hm7q5ekrq0uv5mkrc8g87l1fo3/96345412584.pdfIn PDF document text
- http://seoulsquare.com/userfiles/file/tojiguloba.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=ejercicios+de+gases+ideales+resueltos+pv%3Dnrt+pdfPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC6F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f486.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF486 | 11120 bytes |
SHA-256: 5453d2e10589f13d0d13138fa9fe0df63e3aa13ac3b942671dc553c3b48e9d54 |
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font_02_sfnt_off00010e5f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E5F | 19828 bytes |
SHA-256: 9843ba6d3e8de516190d1b2525cde1a42fb94f44e41bf4725642e8c0eb8f450c |
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